008  
FZUS54 KBRO 310754  
CWFBRO  
 
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
254 AM CDT SUN MAY 31 2026  
 
LOWER TEXAS COASTAL WATERS FROM BAFFIN BAY TO THE MOUTH OF THE  
RIO GRANDE OUT 60 NM.  
 
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST  
1/3 OF THE WAVES, ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE  
HIGHEST 10 PERCENT OF THE WAVES.  
 
GMZ100-312030-  
254 AM CDT SUN MAY 31 2026  
   
SYNOPSIS
 
FAVORABLE MARINE CONDITIONS WILL OCCUR ALONG THE LOWER  
TEXAS COAST THROUGH THE NEXT SEVERAL DAYS, WITH LIGHT TO MODERATE  
WINDS AND LOW TO MODERATE SEAS. SMALL CRAFT SHOULD EXERCISE  
CAUTION AND SMALL CRAFT ADVISORY ARE NOT LIKELY TO BE NEEDED.  
 

 
 
GMZ130-132-135-312030-  
LAGUNA MADRE FROM THE PORT OF BROWNSVILLE TO THE ARROYO COLORADO-  
LAGUNA MADRE FROM THE ARROYO COLORADO TO 5 NM NORTH OF PORT  
MANSFIELD TX-  
LAGUNA MADRE FROM 5 NM NORTH OF PORT MANSFIELD TO BAFFIN BAY TX-  
254 AM CDT SUN MAY 31 2026  
   
TODAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING EAST THIS  
AFTERNOON. A LIGHT CHOP ON THE BAY.    
TONIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING 5 TO  
10 KNOTS AFTER MIDNIGHT. A LIGHT CHOP ON THE BAY.    
MONDAY
 
SOUTHEAST WINDS AROUND 5 KNOTS, BECOMING EAST IN THE  
AFTERNOON. A LIGHT CHOP ON THE BAY.    
MONDAY NIGHT
 
SOUTHEAST WINDS 5 TO 10 KNOTS. A LIGHT CHOP ON  
THE BAY.    
TUESDAY
 
EAST WINDS 5 TO 10 KNOTS. A LIGHT CHOP ON THE BAY. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
TUESDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. A LIGHT CHOP ON THE  
BAY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE  
EVENING. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS  
AFTER MIDNIGHT.    
WEDNESDAY
 
EAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS LATE IN THE AFTERNOON. A LIGHT CHOP ON THE BAY,  
INCREASING TO A MODERATE CHOP ON THE BAY LATE IN THE AFTERNOON. A  
CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL LATE AFTERNOON, THEN A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHEAST  
5 TO 10 KNOTS AFTER MIDNIGHT. A LIGHT CHOP ON THE BAY. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
THURSDAY
 
EAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS LATE IN THE AFTERNOON. A LIGHT CHOP ON THE BAY,  
INCREASING TO A MODERATE CHOP ON THE BAY LATE IN THE AFTERNOON. A  
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.    
THURSDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHEAST  
5 TO 10 KNOTS AFTER MIDNIGHT. A LIGHT CHOP ON THE BAY. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.  
 
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ150-155-312030-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-  
254 AM CDT SUN MAY 31 2026  
   
TODAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING EAST THIS  
AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT  
7 SECONDS.    
TONIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING 5 TO  
10 KNOTS EARLY IN THE MORNING. SEAS 2 TO 3 FEET. WAVE DETAIL:  
SOUTHEAST 2 FEET AT 7 SECONDS.    
MONDAY
 
SOUTHEAST WINDS AROUND 5 KNOTS, BECOMING EAST IN THE  
AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT  
6 SECONDS.    
MONDAY NIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING 5 TO  
10 KNOTS EARLY IN THE MORNING. SEAS 2 TO 3 FEET. WAVE DETAIL:  
EAST 2 FEET AT 6 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.    
TUESDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE  
DETAIL: EAST 3 FEET AT 7 SECONDS. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS UNTIL LATE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. WAVE  
DETAIL: EAST 3 FEET AT 7 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.    
WEDNESDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET. A CHANCE  
OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING, THEN A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHEAST  
5 TO 10 KNOTS EARLY IN THE MORNING. SEAS 3 TO 4 FEET. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
THURSDAY
 
EAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO  
15 KNOTS LATE IN THE AFTERNOON. SEAS 3 TO 4 FEET. A SLIGHT CHANCE  
OF SHOWERS AND THUNDERSTORMS IN THE MORNING.    
THURSDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHEAST  
AFTER MIDNIGHT. SEAS 3 TO 5 FEET. A CHANCE OF SHOWERS WITH A  
SLIGHT CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
GMZ170-175-312030-  
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE EXTENDING FROM  
20 TO 60 NM-  
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD EXTENDING FROM  
20 TO 60 NM-  
254 AM CDT SUN MAY 31 2026  
   
TODAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING EAST THIS  
AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT  
7 SECONDS.    
TONIGHT
 
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING 5 TO  
10 KNOTS EARLY IN THE MORNING. SEAS 2 TO 3 FEET. WAVE DETAIL:  
SOUTHEAST 3 FEET AT 7 SECONDS.    
MONDAY
 
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING EAST LATE IN  
THE AFTERNOON. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT  
6 SECONDS.    
MONDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST  
EARLY IN THE MORNING. SEAS 2 TO 4 FEET. WAVE DETAIL: EAST 3 FEET  
AT 6 SECONDS. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF  
THUNDERSTORMS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND  
THUNDERSTORMS EARLY IN THE MORNING.    
TUESDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. WAVE  
DETAIL: EAST 3 FEET AT 7 SECONDS. A CHANCE OF THUNDERSTORMS IN  
THE MORNING. A CHANCE OF SHOWERS. A SLIGHT CHANCE OF  
THUNDERSTORMS IN THE AFTERNOON.    
TUESDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. WAVE  
DETAIL: EAST 4 FEET AT 7 SECONDS. A CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.    
WEDNESDAY
 
EAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. A CHANCE  
OF SHOWERS AND THUNDERSTORMS UNTIL LATE AFTERNOON, THEN A SLIGHT  
CHANCE OF SHOWERS LATE IN THE AFTERNOON.    
WEDNESDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHEAST  
EARLY IN THE MORNING. SEAS 3 TO 5 FEET. A SLIGHT CHANCE OF  
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.    
THURSDAY
 
EAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. A SLIGHT  
CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL LATE AFTERNOON.    
THURSDAY NIGHT
 
EAST WINDS 10 TO 15 KNOTS, BECOMING SOUTHEAST  
EARLY IN THE MORNING. SEAS 3 TO 5 FEET. A SLIGHT CHANCE OF  
SHOWERS LATE IN THE EVENING. A SLIGHT CHANCE OF SHOWERS AND  
THUNDERSTORMS AFTER MIDNIGHT.  
 
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.  
 

 
 
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